The invention discloses a medicament for treating uterus cancer, which comprises raw materials: ganoderma, bighead atractylodes rhizome, red paeony root, amur corktree bark, radix bupleuri, costus root, safflower, peach kernel, angelica, centipede, scorpion, pillworm, honeysuckle, finger citron, caulis spatholobi, oldenlandia diffusa, Chinese lobelia, gecko, Indian strawberry, paris rhizome, purple flower violet, fructus forsythiae, sparganium root, zedoary rhizome, corydalis tuber, wined rhubarb, ground beetle, poria, pseudo-ginseng, bletilla, motherwort, oriental wormwood, houttuynia cordata, fried pangolin scale, immature bitter orange, salvia chinensis, field thistle, garden burnet, wolfberry seed, astragalus, privet fruit, spica prunellae and licorice root. The medicament consists of pure nature Chinese medicinal herbs, does not have toxic side effect, is used for treating uterus cancer under the conditions of eliminating pathogenic factors without hurting original immunity and strengthening body resistance without boosting pathogenic factor growth in a discrimination manner, and can be used by weak patients in early period, middle period as well as late period. Nourishing ingredients in the prescription can improve the self immunity function of human bodies. When the medicament is used during chemoradiotherapy, the toxic side effect of the chemoradiotherapy can be relatively alleviated.